156,964 species and infraspecific names are in the database, 22,046 images, 60,675 bibliographic items, 451,303 distributional records.

Giffenia Round & Basson, 1997

Classification:
Empire Eukaryota
Kingdom Chromista
Phylum Bacillariophyta
Subphylum Bacillariophytina
Class Bacillariophyceae
Subclass Bacillariophycidae
Order Bacillariales
Family Bacillariaceae

Holotype species: Giffenia cocconeiformis (Grunow) Round & Basson

Original publication and holotype designation: Round, F.E. & Basson, P.W. (1997). A new diatom genus (Giffenia) based on Nitzschia cocconeiformis Grun. and a note on Nitzschia (Tryblionella) lanceola Grun. Diatom Research 12(2): 347-355, 20 figs.

Taxonomic status: currently recognized as a distinct genus.

Numbers of names and species: There is only one species or infraspecific name in the database at present, which has been flagged as accepted taxonomically on the basis of the listed literature under the species name. In some instances, opinions on taxonomic validity differ from author to author and users are encouraged to form their own opinion. AlgaeBase is a work in progress and should not be regarded as a definitive source only as a guide to the literature..

Names: ('C' indicates a name that is accepted taxonomically; 'S' a homotypic or heterotypic synonym; 'U' indicates a name of uncertain taxonomic status, but which has been subjected to some verification nomenclaturally; 'P' indicates a preliminary AlgaeBase entry that has not been subjected to any kind of verification. For more information on a species click on it to activate a link to the Species database):

Click here to also show infraspecific names in the list below.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

Created: 16 April 2003 by M.D. Guiry

Verified by: 03 August 2017 by M.D. Guiry

Linking to this page: http://www.algaebase.org/search/genus/detail/?genus_id=45549

Citing AlgaeBase
Please cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 10 December 2019.

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